Model CTF878 Programming Manual
19
Chapter 1. Programming Site Data
Figure 23: Data Source Selection Window
4.
The next prompt requests the span (full scale) value for the analog output. This value represents the 20 mA
output (in flow units).
a.
Press
[ENTER]
to open the text box.
b.
Use the numeric keys to enter the desired value.
c.
Press
[ENTER]
to confirm your selection.
5.
The last prompt, On Error, asks you to select how the CTF878 will handle the analog outputs in the event of a fault
condition. The meter offers three alternatives:
•
Hold Last Value (hold the last good reading)
•
Force Low (force the reading to 0 or 4 mA)
•
Force High (force the reading to 20 mA).
a.
Press
[ENTER]
to open the drop-down menu.
b.
Scroll to the desired selection.
c.
Press
[ENTER]
to confirm your selection.
You have completed entering data in the Analog Output option.
•
To confirm the entries and return to Operate mode, press
[F3]
(OK). The CTF878 returns to Operate Mode.
•
To leave the window without confirming the entries, press
[F2]
(Cancel) or the
[ESC]
key. The CTF878 returns to
Operate Mode.
OK
Cancel
No Unit
AuxIn
Pressure
Volume
Fwd Totalizer
Rev Totalizer
Temperature
m/s
DIAG
StdFwd Totalizer
Select Measurement
Velocity